基于嵌入式与单片机的12位AD_DS1621与12864液晶开发实现

//EDM12864B DRIVE// /************************************** PAGEADD为页地址起使 TIERADD为行地址起使 DIS_STARTADD为开始命令 CTABLE为汉字字库数组 ETABLE为英文字库数组 ***************************************/ #include <reg51.h> #define uchar unsigned char #define uint unsigned int #define High 1 #define Low 0 #define _nop {} #define PAGEADD 0xb8 #define TIERADD 0x40 #define DIS_STARADD 0xc0 uint key_value; sbit DI=P1^4; sbit E=P1^2; sbit CS1=P1^1; sbit CS2=P1^0; sbit RW=P1^3; sbit cs=P1^7; sbit sclk=P1^6; sbit dout=P1^5; sbit I2C_SCL = P3^7; sbit I2C_SDA = P3^6; //uchar ntable[]={61,49,57,60,19,49,62,49,60,63,55,2,0,0,6,22,56, //63,68,61,49,57,60,17,51,63,61};//email:[email protected] uchar data voltage_display[8]; /***************************** 字符表 显示"Welcome Use" ******************************/ uchar code table1[]={ 0x00,0x3e,0x51,0x49,0x45,0x3e,0x00,0x00,//0(0) 0x00,0x00,0x42,0x7f,0x40,0x00,0x00,0x00,//1 0x00,0x42,0x61,0x51,0x49,0x46,0x00,0x00,//2 0x00,0x21,0x41,0x45,0x4b,0x31,0x00,0x00,//3 0x00,0x18,0x14,0x12,0x7f,0x10,0x00,0x00,//4 0x00,0x27,0x45,0x45,0x45,0x39,0x00,0x00,//5 0x00,0x3c,0x4a,0x49,0x49,0x30,0x00,0x00,//6 0x00,0x01,0x01,0x79,0x05,0x03,0x00,0x00,//7 0x00,0x36,0x49,0x49,0x49,0x36,0x00,0x00,//8 0x00,0x06,0x49,0x49,0x29,0x1e,0x00,0x00,//9 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// (10) 0x00,0x00,0x00,0x47,0x00,0x00,0x00,0x00,//! 0x00,0x23,0x13,0x08,0x64,0x62,0x00,0x00,//% 0x00,0x36,0x49,0x55,0x22,0x50,0x00,0x00,//& 0x00,0x14,0x08,0x3e,0x08,0x14,0x00,0x00,//* 0x00,0x08,0x08,0x3e,0x08,0x08,0x00,0x00,//+ 0x00,0x08,0x08,0x08,0x08,0x08,0x00,0x00,//- 0x00,0x00,0x60,0x60,0x00,0x00,0x00,0x00,//. 0x00,0x20,0x10,0x08,0x04,0x02,0x00,0x00,/// 0x00,0x00,0x36,0x36,0x00,0x00,0x00,0x00,//:(19) 0x00,0x14,0x14,0x14,0x14,0x14,0x00,0x00,//= 0x00,0x02,0x01,0x51,0x09,0x06,0x00,0x00,//? 0x00,0x32,0x49,0x79,0x41,0x3E,0x00,0x00,//@(22) 0x00,0x7e,0x11,0x11,0x11,0x7f,0x00,0x00,//A 0x00,0x41,0x7f,0x49,0x49,0x36,0x00,0x00,//B 0x00,0x3e,0x41,0x41,0x41,0x22,0x00,0x00,//C 0x00,0x41,0x7f,0x41,0x41,0x3e,0x00,0x00,//D 0x00,0x7f,0x49,0x49,0x49,0x49,0x00,0x00,//E 0x00,0x7f,0x09,0x09,0x09,0x01,0x00,0x00,//F 0x00,0x3e,0x41,0x41,0x49,0x7a,0x00,0x00,//G(29) 0x00,0x7f,0x08,0x08,0x08,0x7f,0x00,0x00,//H 0x00,0x00,0x41,0x7f,0x41,0x00,0x00,0x00,//I 0x20,0x40,0x41,0x3f,0x01,0x01,0x00,0x00,//J 0x00,0x7f,0x08,0x14,0x22,0x41,0x00,0x00,//K 0x00,0x7f,0x40,0x40,0x40,0x40,0x00,0x00,//L 0x00,0x7f,0x02,0x0c,0x02,0x7f,0x00,0x00,//M 0x00,0x7f,0x06,0x08,0x30,0x7f,0x00,0x00,//N 0x00,0x3e,0x41,0x41,0x41,0x3e,0x00,0x00,//O 0x00,0x7f,0x09,0x09,0x09,0x06,0x00,0x00,//P 0x00,0x3e,0x41,0x51,0x21,0x5e,0x00,0x00,//Q(39) 0x00,0x7f,0x09,0x19,0x29,0x46,0x00,0x00,//R 0x00,0x26,0x49,0x49,0x49,0x32,0x00,0x00,//S 0x00,0x01,0x01,0x7f,0x01,0x01,0x00,0x00,//T 0x00,0x3f,0x40,0x40,0x40,0x3f,0x00,0x00,//U 0x00,0x1f,0x20,0x41,0x20,0x1f,0x00,0x00,//V 0x00,0x7f,0x20,0x80,0x20,0x7f,0x00,0x00,//W 0x00,0x63,0x14,0x08,0x14,0x63,0x00,0x00,//X 0x00,0x07,0x08,0x70,0x08,0x07,0x00,0x00,//Y 0x00,0x61,0x51,0x49,0x45,0x43,0x00,0x00,//Z 0x00,0x20,0x54,0x54,0x54,0x78,0x00,0x00,//a(49) 0x00,0x20,0x54,0x54,0x54,0x78,0x00,0x00,//b 0x00,0x38,0x44,0x44,0x44,0x28,0x00,0x00,//c 0x00,0x38,0x44,0x44,0x48,0x7f,0x00,0x00,//d 0x00,0x38,0x54,0x54,0x54,0x18,0x00,0x00,//e 0x00,0x00,0x08,0x7e,0x09,0x02,0x00,0x00,//f 0x00,0x0c,0x52,0x52,0x4c,0x3e,0x00,0x00,//g 0x00,0x7f,0x08,0x04,0x04,0x78,0x00,0x00,//h 0x00,0x00,0x44,0x7d,0x40,0x00,0x00,0x00,//i 0x00,0x20,0x40,0x44,0x3d,0x00,0x00,0x00,//j 0x00,0x00,0x7f,0x10,0x28,0x44,0x00,0x00,//k(59) 0x00,0x00,0x41,0x7f,0x40,0x00,0x00,0x00,//l 0x00,0x7c,0x04,0x78,0x04,0x78,0x00,0x00,//m 0x00,0x7c,0x08,0x04,0x04,0x78,0x00,0x00,//n 0x00,0x38,0x44,0x44,0x44,0x38,0x00,0x00,//o 0x00,0x7e,0x0c,0x12,0x12,0x0c,0x00,0x00,//p 0x00,0x0c,0x12,0x12,0x0c,0x7e,0x00,0x00,//q 0x00,0x7C,0x08,0x04,0x04,0x08,0x00,0x00,//r 0x00,0x58,0x54,0x54,0x54,0x64,0x00,0x00,//s 0x00,0x04,0x3f,0x44,0x40,0x20,0x00,0x00,//t 0x00,0x3c,0x40,0x40,0x3c,0x40,0x00,0x00,//u(69) 0x00,0x1c,0x20,0x40,0x20,0x1c,0x00,0x00,//v 0x00,0x3c,0x40,0x30,0x40,0x3c,0x00,0x00,//w 0x00,0x44,0x28,0x10,0x28,0x44,0x00,0x00,//x 0x00,0x1c,0xa0,0xa0,0x90,0x7c,0x00,0x00,//y 0x00,0x44,0x64,0x54,0x4c,0x44,0x00,0x00,//z(74) }; /**************************** 中文字符表 显示"欢迎使用液晶模块" *****************************/ uchar code table2[]={ 0x14,0x24,0x44,0x84,0x64,0x1c,0x20,0x18, 0x0f,0xe8,0x08,0x08,0x28,0x18,0x08,0x00, 0x20,0x10,0x4c,0x43,0x43,0x2c,0x20,0x10, 0x0c,0x03,0x06,0x18,0x30,0x60,0x20,0x00,//欢(0) 0x40,0x41,0xce,0x04,0x00,0xfc,0x04,0x02, 0x02,0xfc,0x04,0x04,0x04,0xfc,0x00,0x00, 0x40,0x20,0x1f,0x20,0x40,0x47,0x42,0x41, 0x40,0x5f,0x40,0x42,0x44,0x43,0x40,0x00,//迎(1) 0x40,0x20,0xf0,0x1c,0x07,0xf2,0x94,0x94, 0x94,0xff,0x94,0x94,0x94,0xf4,0x04,0x00, 0x00,0x00,0x7f,0x00,0x40,0x41,0x22,0x14, 0x0c,0x13,0x10,0x30,0x20,0x61,0x20,0x00,//使(2) 0x00,0x00,0x00,0xfe,0x22,0x22,0x22,0x22, 0xfe,0x22,0x22,0x22,0x22,0xfe,0x00,0x00, 0x80,0x40,0x30,0x0f,0x02,0x02,0x02,0x02, 0xff,0x02,0x02,0x42,0x82,0x7f,0x00,0x00,//用(3) 0x10,0x61,0x06,0xe0,0x18,0x84,0xe4,0x1c, 0x84,0x65,0xbe,0x24,0xa4,0x64,0x04,0x00, 0x04,0x04,0xff,0x00,0x01,0x00,0xff,0x41, 0x21,0x12,0x0c,0x1b,0x61,0xc0,0x40,0x00,//液(4) 0x00,0x00,0x00,0x00,0x7e,0x2a,0x2a,0x2a, 0x2a,0x2a,0x2a,0x7e,0x00,0x00,0x00,0x00, 0x00,0x7f,0x25,0x25,0x25,0x25,0x7f,0x00, 0x00,0x7f,0x25,0x25,0x25,0x25,0x7f,0x00,//晶(5) 0x10,0xd0,0xff,0x50,0x90,0x04,0xf4,0x54, 0x5f,0x54,0x54,0x5f,0xf4,0x04,0x00,0x00, 0x03,0x00,0xff,0x00,0x00,0x84,0x85,0x45, 0x35,0x0f,0x15,0x25,0x65,0xc4,0x44,0x00,//模(6) 0x10,0x10,0xff,0x10,0x10,0x00,0x08,0x08, 0xff,0x08,0x08,0x08,0xf8,0x00,0x00,0x00, 0x08,0x18,0x0f,0x04,0x85,0x41,0x31,0x0d, 0x03,0x05,0x09,0x11,0x31,0x61,0x21,0x00,//块(7) 0x00,0x00,0xF8,0x48,0x48,0x48,0x48,0xFF, 0x48,0x48,0x48,0x48,0xF8,0x00,0x00,0x00, 0x00,0x00,0x0F,0x04,0x04,0x04,0x04,0x3F, 0x44,0x44,0x44,0x44,0x4F,0x40,0x70,0x00,//电(8) 0x00,0x00,0xFE,0x02,0x42,0x42,0x42,0x42, 0xFA,0x42,0x42,0x42,0x62,0x42,0x02,0x00, 0x20,0x18,0x27,0x20,0x20,0x20,0x20,0x20, 0x3F,0x20,0x21,0x2E,0x24,0x20,0x20,0x00,//压(9) 0x10,0x21,0x86,0x70,0x00,0x7E,0x4A,0x4A, 0x4A,0x4A,0x4A,0x7E,0x00,0x00,0x00,0x00, 0x02,0xFE,0x01,0x40,0x7F,0x41,0x41,0x7F, 0x41,0x41,0x7F,0x41,0x41,0x7F,0x40,0x00,//温(10) 0x00,0x00,0xFC,0x04,0x24,0x24,0xFC,0xA5, 0xA6,0xA4,0xFC,0x24,0x24,0x24,0x04,0x00, 0x80,0x60,0x1F,0x80,0x80,0x42,0x46,0x2A, 0x12,0x12,0x2A,0x26,0x42,0xC0,0x40,0x00,//度(11) 0x08,0x31,0x86,0x60,0x00,0xFE,0x02,0xF2, 0x02,0xFE,0x00,0xF8,0x00,0x00,0xFF,0x00, 0x04,0xFC,0x03,0x00,0x80,0x47,0x30,0x0F, 0x10,0x67,0x00,0x07,0x40,0x80,0x7F,0x00,//测(12) 0x40,0x40,0x40,0xDF,0x55,0x55,0x55,0xD5, 0x55,0x55,0x55,0xDF,0x40,0x40,0x40,0x00, 0x40,0x40,0x40,0x57,0x55,0x55,0x55,0x7F, 0x55,0x55,0x55,0x57,0x50,0x40,0x40,0x00,//量(13) }; /******************************** 显示用的延时函数 延时长度有参数 n 决定 *********************************/ Delay_nms(uchar n) { uchar a; for(;n>0;n--) { for(a=0;a<100;a++) { _nop; _nop; _nop; _nop; }; }; } /***************************************** DEM12864B状态检测,从EDM12864B读出数 据检测标志位BF ******************************************/ void LCD_Busy() { uchar busy; E=Low; DI=Low; RW=High; while(1) { E=High; _nop; _nop; busy=P2;//读状态标志寄存器 _nop; E=Low; if((busy&0x90)==0)//检测BF和RES位,两者都为零时表示可进行写入 break; }; } /********************************* 　　 写指令 **********************************/ void WRCommand_L(uchar command) { CS1=High; CS2=Low; LCD_Busy(); DI=Low; _nop; RW=Low; _nop; E=High; _nop; P2=command; _nop; E=Low; _nop; } void WRCommand_R(uchar command) { CS1=Low; CS2=High; LCD_Busy(); DI=Low; _nop; RW=Low; _nop; E=High; _nop; P2=command; _nop; E=Low; _nop; } /*********************************** 写一个字节的显示数据 ************************************/ void WRdata_L(uchar ucdata) { CS1=High; CS2=Low;